As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C18 CHECK DISCOVERED MAIN CABIN FRAME CRACKED, .3 INCHES, AT BS 344 AND STR 6L ABOVE THE L1 DOOR CUTOUT. MAINTENANCE REMOVED DAMAGE IAW BOEING 737-300 SRM 53-00-07-2R1 FIG 201. FABRICATED REPAIR SPLICE IAW AMERICA WEST AIRLINES ENGINEERING REPAIR NR 03-5310-05305-SS1. INSTALLED FABRICATED REPAIR PARTS AT BS 344 AND STR 6L ABOVE THE L1 DOOR CUTOUT IAW AMERICA WEST AIRLINES ENGINEERING REPAIR NR 03-5310-05305-SS1.